IDW11120
Australian Government Bureau of Meteorology
Western Australia
Issued at 1:01 pm WST on Thursday 9 April 2026
for the period until midnight WST Sunday 12 April 2026.
Please be aware
Wind and wave forecasts are averages. Wind gusts can be 40 per cent stronger than the forecast, and stronger still in squalls and thunderstorms. Maximum waves can be twice the forecast height.
A weak trough persists over inland parts of northern WA. A trough begins developing down the west coast today. South to southwesterly winds and sea breezes dominate northern coastal waters.
Winds: Variable about 10 knots becoming northwest to southwesterly 10 to 15 knots in the evening then becoming variable about 10 knots in the late evening. Seas: Below 1 metre. Swell: Below 0.5 metres. Weather: Mostly sunny.
Winds: Variable below 10 knots. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Mostly sunny morning. The chance of a thunderstorm west of Kalumburu in the afternoon and early evening.
Winds: Variable about 10 knots. Seas: Below 0.5 metres. Swell: Westerly below 1 metre. Weather: Sunny morning. The chance of a thunderstorm west of Kalumburu in the afternoon.
Winds: Variable about 10 knots. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Sunny morning. The chance of a thunderstorm in the afternoon.
Winds: West to southwesterly 10 to 15 knots. Seas: Below 1 metre. Swell: Westerly below 1 metre. Weather: Mostly sunny. The chance of a thunderstorm inshore.
Winds: Southwesterly 10 to 15 knots turning westerly in the late afternoon. Winds reaching up to 20 knots offshore south of Broome in the late afternoon. Seas: Around 1 metre. Swell: Westerly below 1 metre. Weather: Mostly sunny. The chance of a thunderstorm north of Cape Leveque in the morning and afternoon.
Winds: West to southwesterly 10 to 15 knots tending south to southwesterly in the morning then becoming variable about 10 knots in the middle of the day. Seas: Below 1 metre, increasing to around 1 metre south of Broome. Swell: Below 0.5 metres. Weather: Sunny morning. The chance of a thunderstorm north of Cape Leveque in the afternoon.
Winds: Variable about 10 knots. Seas: Below 0.5 metres. Swell: Westerly below 1 metre. Weather: Mostly sunny. The chance of a thunderstorm in the morning and afternoon.
Winds: Westerly 10 to 15 knots, reaching up to 20 knots inshore in the evening. Seas: Around 1 metre. Swell: Below 0.5 metres. Weather: Partly cloudy.
Winds: West to southwesterly 10 to 15 knots. Seas: Around 1 metre. Swell: Westerly below 1 metre. Weather: Sunny.
Winds: Southwesterly 10 to 15 knots tending westerly 15 to 20 knots in the early afternoon. Seas: Around 1 metre. Swell: Below 0.5 metres. Weather: Sunny.
Winds: Southwesterly 10 to 15 knots tending southeast to southwesterly during the morning then tending north to northwesterly during the day. Seas: Around 1 metre. Swell: Below 0.5 metres. Weather: Sunny.
Winds: West to southwesterly 10 to 15 knots. Seas: Around 1 metre. Swell: West to southwesterly below 1 metre. Weather: Sunny.
Winds: West to southwesterly 10 to 15 knots tending south to southwesterly in the early morning then turning west to northwesterly below 10 knots in the morning. Seas: Below 1 metre. Swell: West to southwesterly around 1 metre offshore. Weather: Sunny.
Winds: West to southwesterly 10 to 15 knots. Seas: Below 1 metre. Swell: West to southwesterly below 1 metre. Weather: Partly cloudy.
Winds: West to southwesterly 10 to 15 knots tending south to southwesterly during the morning then tending west to southwesterly during the day. Seas: Below 1 metre. Swell: West to southwesterly below 1 metre. Weather: Sunny.
The next routine forecast will be issued at 7:01 pm WST Thursday.
* Calls to 1300 numbers cost around 27.5c incl. GST, higher from mobiles or public phones. Marine forecasts are also available on VHF and HF radio. View the radio schedule on www.bom.gov.au/marine
Check the latest Coastal Waters Forecasts for information on wind, wave and weather conditions for neighbouring coastal zones